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Note: 80# cover weight or comparable for removable trap sheets. Deduct – 1/4″ from any dimensions for removable inserts. On 1/2″ & 3/4″ ring capacity open trap binders, it is not reccomended for insertion of sheets into the spines after manufacturing.

Film Prep Layouts Filmwork – Negatives right reading emulsion down, 150 line screen. Add 1/4″ as shown for a trim. (Figure #1 & #2)
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Standard 11 ” X 8 1/2″ + 1/2″ Sheet Size
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Ring Size
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A
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B
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| 1/2″ |
9 1/4″ |
5/8″ |
| 3/4″ |
9 1/4″ |
5/8″ |
| 1″ |
9 5/8″ |
1 1/8″ |
| 1 1/4″ |
9 7/8″ |
1 1/4″ |
| 1 1/2″ LD |
10 |
1 1/2″ |
| 1 1/2″ HD |
10 1/8″ |
1 7/8″ |
| 2″ |
10 9/16″ |
2 1/4″ |
| 2 1/2″ |
11 1/4″ |
2 7/8″ |
| 3″ |
11 13/16″ |
3 3/8″ |
Oversize 11 ” X 9 ” + 1/2″ Sheet Size
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Ring Size
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A
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B
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| 1/2″ |
9 3/4″ |
5/8″ |
| 3/4″ |
9 3/4″ |
5/8″ |
| 1″ |
10 1/8″ |
1 1/8″ |
| 1 1/4″ |
10 3/8″ |
1 1/4″ |
| 1 1/2″ LD |
10 1/2″ |
1 1/2″ |
| 1 1/2″ HD |
10 5/8″ |
1 7/8″ |
| 2″ |
11 1/8″ |
2 1/4″ |
| 2 1/2″ |
11 3/4″ |
2 7/8″ |
| 3″ |
12 5/16″ |
3 3/8″ |
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